L. H. Valdivieso Serrano, “Fractionally integrated processes of Ornstein-Uhlenbeck type”, ProMath, vol. 21, no. 41-42, pp. 107–143, Sep. 2007, Accessed: Oct. 10, 2026. Available: https://revistas.pucp.edu.pe/index.php/promathematica/article/view/10250